21325296

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 59024000

約数和(自身を除く): 37698704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 67, 76, 114, 134, 152, 201, 228, 268, 304, 349, 402, 456, 536, 698, 804, 912, 1047, 1072, 1273, 1396, 1608, 2094, 2546, 2792, 3216, 3819, 4188, 5092, 5584, 6631, 7638, 8376, 10184, 13262, 15276, 16752, 19893, 20368, 23383, 26524, 30552, 39786, 46766, 53048, 61104, 70149, 79572, 93532, 106096, 140298, 159144, 187064, 280596, 318288, 374128, 444277, 561192, 888554, 1122384, 1332831, 1777108, 2665662, 3554216, 5331324, 7108432, 10662648, 21325296]

約数ペア:

[(1, 21325296), (2, 10662648), (3, 7108432), (4, 5331324), (6, 3554216), (8, 2665662), (12, 1777108), (16, 1332831), (19, 1122384), (24, 888554), (38, 561192), (48, 444277), (57, 374128), (67, 318288), (76, 280596), (114, 187064), (134, 159144), (152, 140298), (201, 106096), (228, 93532), (268, 79572), (304, 70149), (349, 61104), (402, 53048), (456, 46766), (536, 39786), (698, 30552), (804, 26524), (912, 23383), (1047, 20368), (1072, 19893), (1273, 16752), (1396, 15276), (1608, 13262), (2094, 10184), (2546, 8376), (2792, 7638), (3216, 6631), (3819, 5584), (4188, 5092)]